Medical devices having homogeneous charge density and methods for making same
US9170349B2 · kind B2 · utility
88Cited by
76References
8Claims
0Family size
Assignee
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Key dates
| Filing date | Apr 18, 2012 |
| Grant date | Oct 27, 2015 |
| Priority date | — |
| Expiry date | Oct 29, 2032 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG02C7/049
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
The present invention relates to ionic silicone hydrogel polymers displaying improved lysozyme uptake, low contact angle and reduced water soluble polymeric ammonium salt uptake.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.